Addison studies a tarantula there is 30 millimeters long. suppose she used a microscope to magnify the spider by 4×10 to the second power. how long will the spider a peer to be.

we know that

If the microscope magnify the spider by

that means that magnifies the spider 400 times

so

Multiply the length of the tarantula by

therefore

the answer is

the spider under such microscope he will appear to be 12000 mm

56

step-by-step explanation:

she will sew have sewn five dresses   and be 1/3 done with the sixth one in an hour.

step-by-step explanation:

3/4 of an hour=45 mins

lucy makes 1 dress per 11.25 minutes

45 mins+11.25 mins=56.25 mins

60 mins- 56.25 mins=3.75 mins

3.75 mins is 1/3 of of 11.25 mins

therefore she the other 1/3 would be part of the hour and she will have sewn 5 dresses and begun the sixth.

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